The present invention relates to modular type vinyl house structures, combine along a side towards first group of module, will be with the third assembly module of crisscross connection in conjunction with a pair of of basis Third assembly module is connected, the 4th assembly module for closing substructure is formed Basis includes the pillar for the vengeance that upward direction combines Including the roof guide unified with the upper end on pillar According to the present invention, shape is faced in unilateral formation directly, is mounted on the same hardboard of hard place, is dissolved the design of pillar. Therefore, as the roof of home dwelling or common building object, the construction of vinyl house can be set on hard floor.